APA-referens (7:e uppl.)

Santos, G. T. (1967). A short guide to taxation. Mendoza.

Chicago-referens (17:e uppl.)

Santos, Gonzalo T. A Short Guide to Taxation. Quezon City: Mendoza, 1967.

MLA-referens (9:e uppl.)

Santos, Gonzalo T. A Short Guide to Taxation. Mendoza, 1967.